Features, flowering time and more

Flowering time of the alder

The alder blooms very early. The buds show up before the leaves. However, the species native to Germany sprout at different times:

• Black alder: January to April
• Gray alder: January to April
• Green alder: May to June

Male and female flowers

The alder has both male and female flowers, with only one sex maturing in a kitten. Experts call these unisexual inflorescences monoecious. Male catkins have three flowers, while female catkins only have two flowers. Did you know that the alder is the only deciduous tree in Germany. the peg carries. After the flowering period, the female catkins lignify and mature into cones, from which winged or winged nut fruits later develop. The male flowers, on the other hand, have a more conspicuous look. The alder is pollinated by the wind.

characteristics

• female flowers are very inconspicuous
• the female flowers of the red alder are erect
• male flowers hang down in elongated panicles
• they are about 10 cm long (length varies depending on the variety)
• often hang in groups of four on an inflorescence
• the Alnus company Erle bears yellow, male flowers